Adds forall method on Sequences.

2015-01-13 23:47:01 -08:00
parent 73b041a78a
commit 7716ad6263
4 changed files with 27 additions and 0 deletions
@@ -14,6 +14,13 @@ class Sequence {
    }
    return result
  }
+
+  forall(f) {
+    for (element in this) {
+      if (f.call(element) != true) return false
+    }
+    return true
+  }
 }

 class List is Sequence {